A. Aqueduct
B. Syphon-aqueduct
C. Cross-Drainage
D. Non-gravity structure
Related Mcqs:
- When FSL of the canal is sufficiently below the bottom of the drain, so that water flows freely under gravity, such structures is called_____________________?
A. Syphon
B. Syphon – Aqueduct
C. Super-passage
D. Canal-syphon - When FSL of the canal is sufficiently above the bed level of drainage so that canal flows under syphonis action, the structure is called _____________________?
A. Super passage
B. Syphon – Aqueduct
C. Canal-syphon
D. Aqueduct - An open cut in the canal bank. with bed and sides to escape canal water through a lead channel to mix water in a nearby drain is called _____________________?
A. Inlet
B. Out let
C. Module
D. Exit - In high floods, to avoid spilling of flood water over the gates, a wall is provided from pond level to high Flood level. This wall spans for the entire length of regulator, rest on piers, sustain water pressure by its weight called_____________________?
A. Retaining wall
B. Divide wall
C. Breast wall
D. Cantilever wall - The field capacity is the water retained by a saturated soil after free drainage of surplus water to the ground water table but the water retained by a saturated soil after being centrifuged by a centrifugal force of 1000 times that of gravity is called________________?
A. Soil moisture
B. Equivalent moisture
C. Field moisture
D. Available moisture - An open cut given in a canal bank, suitably protected by stone pitching to the upland drainage water into the canal is called ___________________?
A. Inlet
B. Out let
C. entrance
D. Mixing - A structure provided when a large canal a big drainage channel approach other practically at the same level is called__________________?
A. Super passage
B. Level crossing
C. Canal crossing
D. Drainage crossing - A regulator is water controlling structure, it is provided at the head of canal to supply water from parent canal to the branch channel is called_______________________?
A. Head Regulator
B. Cross-Regulator
C. Escape
D. All are correct - The water level required on the upstream side of a canal head regulator, so as to feed the off-taking canal with its full supply is called_________________?
A. HFL
B. FSL
C. Pond level
D. Canal level - The height from the top of the embankment to the normal water level in canal .Dam – Reservoir etc, which allows for small waves to splash without over flow is called___________________?
A. Free board
B. Free space
C. Free faced
D. Free end –
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